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· arith-4
Arithmetic & Number Sense · Difference of squares
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●○○○○ 2/10
~1 min
⏱ 0:00
Compute
17
2
−
13
2
17^2 - 13^2
1
7
2
−
1
3
2
.
difference-of-squares
Submit
Hint 1 of 3
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